Riviera climate

Riviera Weather in September

NOAA 1991-2020 normals for Sarita 7 E, 14.9 km from Riviera

Average highs run from 93°F on September 1 to 88°F on September 30, and lows from 72°F to 68°F. Normal precipitation for the month is 6.16 in over about 10 wet days.

September day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Riviera, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

September at a glance

Average high
91°F
Average low
70°F
Precipitation
6.16 in
Record high
106°FSep 3, 2011
Record low
51°FSep 29, 2008
Chance of a freeze
0%
Days of 90°F or more
21.6
Daylight
12 h 41 min to 11 h 54 min
Cloud cover
48%
Humidity
72%
Dew point
70°F
Wind
8.5 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Sep 193°F72°F105°F 202069°F 199630%0%
Sep 293°F72°F104°F 202670°F 201731%0%
Sep 393°F72°F106°F 201170°F 197431%0%
Sep 493°F72°F104°F 201159°F 197431%0%
Sep 593°F71°F101°F 197757°F 197432%0%
Sep 692°F71°F102°F 202359°F 201132%0%
Sep 792°F71°F102°F 202357°F 197432%0%
Sep 892°F71°F105°F 202360°F 201132%0%
Sep 992°F71°F102°F 202362°F 197432%0%
Sep 1092°F71°F103°F 202664°F 197432%0%
Sep 1191°F71°F103°F 202663°F 201732%0%
Sep 1291°F71°F103°F 202360°F 195932%0%
Sep 1391°F71°F102°F 201162°F 201732%0%
Sep 1491°F70°F102°F 202364°F 197432%0%
Sep 1591°F70°F103°F 202364°F 197931%0%
Sep 1690°F70°F100°F 198760°F 197931%0%
Sep 1790°F70°F99°F 198761°F 200831%0%
Sep 1890°F70°F100°F 198755°F 198130%0%
Sep 1990°F70°F101°F 201952°F 198130%0%
Sep 2090°F70°F99°F 201660°F 198130%0%
Sep 2190°F69°F100°F 199258°F 198329%0%
Sep 2289°F69°F100°F 202354°F 198329%0%
Sep 2389°F69°F100°F 200554°F 197528%0%
Sep 2489°F69°F101°F 202354°F 197528%0%
Sep 2589°F69°F103°F 201156°F 197527%0%
Sep 2689°F68°F102°F 201154°F 197527%0%
Sep 2789°F68°F102°F 201158°F 196826%0%
Sep 2889°F68°F103°F 200554°F 196726%0%
Sep 2989°F68°F99°F 200551°F 200825%0%
Sep 3088°F68°F98°F 196653°F 197425%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Riviera, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

September 1
sunrise 7:10 AM, sunset 7:51 PM
September 30
sunrise 7:24 AM, sunset 7:18 PM

Every day of September: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00418081 (Sarita 7 E), public domain. Records: NOAA GHCN-Daily, station USW00012928, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.